1353results about How to "For quick maintenance" patented technology

A system for designing and monitoring clinical trials includes a main database of information concerning prior clinical trials and resources available to conduct future clinical trials. In part information in the main database is obtained through data links to other databases in the enterprise, e.g., human resources and finance databases. Some of the information in the main database concerns prior clinical trials and is, in part, in the form of protocols of (a) scheduled visits of a test subject to a treatment site, (b) measurement of prescribed physical attributes of the subject during the visits and (c) administration of at least one prescribed medical product to the subject during the visit to determine over time the subject's response thereto. The protocols of prior clinical trial are stored in the main database in the form of a software template.

In accordance with embodiments, there are provided mechanisms and methods for performing transparent object migration across storage tiers. In an embodiment and by way of example, a method for appending data to large data volumes is provided. The method embodiment includes a) setting a CustomEntityOption bit that determines (at object creation time) where the object is stored, either in the relational or the non-relational data store portion, b) loading the CustomEntityOption bit in a cached CustomEntityDefinition, c) showing the CustomEntityOption bit as EntityInfo, and d) allowing custom object definition and Metadata API functionality when the bit is shown.

A self-powered, personally wearable air purifier includes a sequence of packed bed filter media packets having filter media therein of specifically targeted types that will absorb those ambient air pollutants that have been identified as being particularly dangerous to human health. A HEPA filter is included for the removal of particulate matter that will have adhered thereto many of such pollutants. Media types can be selected to meet different environmental circumstances, including normal highway or city center air, or terrorist attacks of chemical, biological or “dirty bomb” types as on a battlefield or similar environments. Shoulder straps and a chest strap are provided for wearing the apparatus on a user's back, or other means such as a shoulder pouch can also be employed. Emergency substitution of filter media using thermal insulation from the clothing of the user is available upon depletion of the normal media material.

An endoscope system is provided with an endoscope processor that processes an image signal output by an electronic endoscope, an endoscope controlling system connected to the endoscope processor to control operation of the endoscope processor or a device connected to the endoscope processor, an endoscope server that communicates with the endoscope controlling system through a first network, a service server that communicates with at least one of the endoscope processor and the device connected to the endoscope processor through a second network, and a surveillance circuit that surveys operation of the endoscope processor or the device connected to the endoscope processor, the endoscope controlling system transmits a surveying result to the endoscope server through the first network, and the endoscope server transmits the surveying result of the surveillance circuit to the service server through the second network.

The invention discloses Internet video-oriented distributed acquisition method and system. The method comprises the following steps of: utilizing a preliminarily customized regular expression to match the uniform resource locators of each video webpage and identifying a webpage possibly containing video; downloading the webpage possibly containing viedeo in parallel from a video website; respectively analyzing the structure of the downloaded webpage possibly containing the video; identifying the chained address of the effective video webpage; merging and storing the analysis result of the webpage structure; acquiring a video chained address hidden in the effective video webpage according to the chained address of the effective video webpage, analyzing the video chained address to acquire the actual video chained address; and downloading and storing the video corresponding to the actual video chained address.

A self-powered, personally wearable air purifier includes a sequence of packed bed filter media packets having filter media therein of specifically targeted types that will absorb those ambient air pollutants that have been identified as being particularly dangerous to human health. A HEPA filter is included for the removal of particulate matter that will have adhered thereto many of such pollutants. Media types can be selected to meet different environmental circumstances, including normal highway or city center air, or terrorist attacks of chemical, biological or “dirty bomb” types as on a battlefield or similar environments. Shoulder straps and a chest strap are provided for wearing the apparatus on a user's back, or other means such as a shoulder pouch can also be employed. Emergency substitution of filter media using thermal insulation from the clothing of the user is available upon depletion of the normal media material.

An electronic cigarette comprises a shell. A liquid storage part, an atomization head, an air inlet channel, a smoke outlet channel and a battery module are arranged in the shell. The liquid storage part comprises a liquid storage cavity, the atomization head is arranged outside the liquid storage part and communicated with the liquid storage cavity, the air inlet channel and the smoke outlet channel are formed outside the liquid storage part and communicated with the atomization head, the atomization head and the sensor are electrically connected with the battery module, an air inlet is formed in the shell and communicated with the air inlet channel, and the sensor is arranged outside the air inlet or arranged at the position, close to the air inlet, in the air inlet channel. According to the electronic cigarette, the automatic cigarette lighting function is achieved, and it is guaranteed that the liquid storage part is simple in structure as no component is arranged in the liquid storage part.

A LED lamp structure includes a LED emitting module and a radiator module. The radiator module includes a holder with an elastic slice to connect electrically to a driver unit for supplying power. The driver unit may be disposed in the radiator module or within the LED emitting module. Therefore, the structure of the LED lamp is simplified. The modules can be replaced when they break down, without having to discard the whole set of LED lamp, thus eliminating the unnecessary waste, in achieving cost-effectiveness and environment protection.

A car driver driving skill practice guiding an examination scoring device comprises a core plate and an interface baseplate connected with the core plate, wherein the core plate comprises a DSP digital processing unit, an embedded MCU micro-controller, a program storage, a data storage and interface connector plugins; the DSP digital processing unit and the embedded MCU micro-controller are taken as the center namely a hardware platform of the device; the DSP digital processing unit is responsible for processing digital audios and digital video so as to obtain state data required by movement locus of an examination vehicle and other information; the embedded MCU micro-controller provides an operation platform for an operating system; and in addition to the interface connector plugins, interfaces containing corresponding interface circuit devices are also arranged on the interface baseplate. A realization method for car driver driving skill practice guiding an examination scoring, by means of the device, can improve the reliability of measurement data of the actual position of the examination car. Therefore, the integration level of functions of the vehicle-mounted equipment is improved, and the purchase and the maintenance cost for the customer are lowered.

The invention discloses hydraulic automatic water-saving vehicle cleaning equipment, which relates to vehicle cleaning equipment and comprises a water saving device, a hydraulic device and an inductive control device. The water saving device consists of a middle water tank, a clean water tank, an accumulated water tank, a self-priming pump, a hydraulic tank, a nanometer filter screen, a hydraulicvalve, an automatic interchange valve, an automatic water pumping valve and an internal automatic blow-off valve. The hydraulic device consists of a rough cleaning workshop, an agent spraying workshop, a spray-washing workshop, a throw-drying workshop, a wax spraying workshop, a polishing workshop, a hydraulic nozzle, a self-inductive nozzle, throw-drying equipment and polishing equipment, and the inductive control device comprises an automatic control device and a remote control device. A vehicle is firstly roughly cleaned in the rough cleaning workshop, cleaning agent is sprayed on the vehicle entering the agent spraying workshop, then the vehicle enters the spray-cleaning workshop to be thoroughly cleaned in a spraying manner, is in a throw-drying process in the throw-drying workshop and enters the wax spraying workshop, wax agent is sprayed on the vehicle, then the vehicle is polished in the polishing workshop, accordingly, cleaning and maintenance of the vehicle are completed, and comprehensive water conservation and efficacy enhancement are synchronously realized. The hydraulic automatic water-saving vehicle cleaning equipment has the advantages of exquisite structure, multiple functions, wide applicability, high grade and efficiency, energy conservation, environmental protection, convenience in carrying and utilization, small occupied area, low manufacturing cost, high comprehensive cost performance and the like.

Methods, systems, frameworks, and software products are disclosed for building well-defined software modules through the optionally nested aggregation of other similar modules at any depth. The invention provides visual methods of aggregation and nesting of software interfaces withincomposite software services with an automated runtime platform. Other aspects of the invention include, but are not limited to, innovative methods for routing the flow of invocation, inter-service communication, and exception handling. Industry standards are leveraged to integrate the methods discussed in this invention to any computer system, programming language or software platform. The semantic-based and visual nature of the invention discussed can significantly reduce the complexity of building, maintaining and deploying computer systems and software products.

The invention discloses an intelligent farm operation and management system capable of realizing video communication. The intelligent farm operation and management system comprises application terminals, a central processing system, a farm management system and an electronic commerce system. The application terminals comprise the farm management terminal, the farm marketing terminal, the farm maintenance terminal, the employer terminal and client terminals, wherein the client terminals are used for enabling different users to obtain corresponding permissions to have access to and conduct other operations on the system. The central processing system is used for processing and storing data of mutual access between the application terminals, the farm management system and the electronic commerce system. The farm management system is used for conducting systematic management on land, products, environment and the like in a farm. The electronic commerce system is used for providing an online transaction platform and a video communication platform for the users of the application terminals. With the aid of the network information technology and the electronic commerce system, network management of the whole process of production and sales of agricultural products is realized, a quick and effective marketing platform is provided for a farm operator, and healthy and fair-price agricultural products are provided for consumers.

The invention discloses a composite fault diagnosis method and device based on a deep decoupling convolutional neural network. The method comprises the following steps: 1, data set collection and calibration: respectively collecting vibration acceleration signals under single and composite fault experiment conditions of a rotary machine to obtain a plurality of samples, respectively forming a training set and a test set, and respectively setting category labels; 2, building a one-dimensional deep convolutional neural network model; 3, constructing a decoupling classifier with a multi-label output characteristic under a keras framework; 4, training a network model, and finally obtaining an optimal deep decoupling convolutional neural network model; and 5, performing intelligent diagnosis and classification on the composite fault, and outputting to obtain a real-time diagnosis result of the composite fault. According to the method, on the premise that only a single fault signal is used for training the deep decoupling network model, each single fault feature in the composite fault signal is extracted, and decoupling and classification of the composite faults are achieved through a decoupling classifier.

The invention provides a modularized box type charging and battery swapping station used for replacing a battery of an electric car. The charging and battery swapping station comprises a central monitoring room 1, a battery swapping robot 2 and a charging and battery swapping box 3, wherein the central monitoring room 1 is used for monitoring the charging and battery swapping station, the battery swapping robot 2 is located between the charging and battery swapping circuit 3 and the electric cars provided with batteries to be replaced, and the battery between the electric cars provided with batteries to be replaced can be replaced; and a battery storage rack 301, a battery charger cabinet 302, a monitoring cabinet 303, a distribution cabinet 304, a temperature control system 305 and an access path 306 are arranged in the charging and battery swapping box 3. The modularized box type charging and battery swapping station, provided by the invention, has the advantages of strong adaptability, flexible configuration and expansibility, small floor space, high working efficiency, short construction period, benefit for large-scale popularization and construction, high automation degree, smaller device maintenance amount, simple structure and low fault rate.

The present invention is related to a method and a device which contains a diagnostic client (5) and a monitoring server (9) which aim to detect connection problems and service failures of Wi-Fi hotspot (wireless access field) services and measure user experience and connection quality.

Provided is a tube railway system that reduces noise and air resistance using a sealed evacuated tube as a passage for a tube railway, thereby allowing a train to run at a higher speed. A vacuum division management system and a vacuum blocking screen device for a tube railway system required to maintain vacuum are provided, in which the vacuum blocking screen device is operated to rapidly block a passage for a tube railway in response to an operation signal, is installed at every certain section or at a designated section of the tube railway, and is operated in a specific section when a vacuum maintenance problem occurs, or when the vacuum needs to be released, or when the train needs to stop immediately, thereby allowing the specific section to be isolated from other sections to have a degree of vacuum different from those of the other sections.

LED lighting systems, mounting configurations, and light fixtures are disclosed for original and retrofit configurations. Some configurations mount the light fixture with a mounting bracket that allows for the removal and replacement of the light fixture in about the same time as a traditional light bulb change. Some configurations provide for fuse removal and replacement without the need to dismount the light fixture from its mounting bracket or without the need to open the housing of the light fixture to access the fuses. Some configurations use a battery backup system and self-check methods with LED light fixtures configured for public transportation applications.

The invention discloses a numerical control equipment operation monitoring method and maintenance method and system. The numerical control equipment operation monitoring method includes the steps: identifying the communication interface type of different models of numerical control equipment; downloading the corresponding program on a cloud server for different communication interface types; and realizing monitoring of the reading of operating data and operating situation of different models of numerical control equipment. The numerical control equipment operation monitoring method solves the problems that the prior art is difficult to perform data acquisition on different models of numerical control equipment and effectively utilize the acquired data; and traditional numerical control equipment only can perform data acquisition and monitoring on the same type of numerical control equipment during the operating process. On the basis of the numerical control equipment operation monitoring method, the invention provides a big-data-based numerical control equipment maintenance method and system. The big-data-based numerical control equipment maintenance method and system solve the problem that a traditional maintenance method is long the maintenance period, is low in the maintenance information management level, and cannot perform effective sharing.

A hydraulic hammer having a sealing bushing includes a percussion piston that delivers strokes to a tool. A lower part of the percussion piston is sealed with respect to a frame by the sealing bushing, which includes one or more lower seals. The sealing bushing does not contribute to the bearing of the percussion piston and it is arranged in place through the lower end of the hydraulic hammer.

The invention belongs to the technical field of high-speed railway ballastless track repairing and provides a high-speed railway ballastless track line rapid repairing method in order to solve the problem that at present, a complete set of effective, rapid and systematic repairing method is not available for existing high-speed railway ballastless track lines. The high-speed railway ballastless track line rapid repairing method comprises the steps of line-to-line physical isolator installation, track sawing and moving, integral concrete track bed cutting and transporting, subgrade bed surface layer graded broken stone measurement leveling, supporting layer construction, track bed slab construction, steel track welding locking, track fine adjustment, road shoulder waterproof and drainage engineering and related engineering installation; line-to-line physical isolator demolition, line-to-line sealing layer and related engineering recovery, steel track polishing derusting, line-to-line waterproof construction, and drainage side ditch and side ditch platform recovery construction. Implementation is easy, and the high-speed driving requirement is met after repairing; the repairing and reinforcement effect is good, and the situation that a problem happens again to a ballastless track is effectively prevented; and the high-speed railway ballastless track is efficiently, rapidly, completely, systematically and comprehensively repaired and maintained, so that the safety of railway operation and the long-term durability of the structure of the ballastless track are ensured.

The invention discloses a mobile Sink path planning method for an underwater heterogeneous sensor network. The method comprises the following steps: a dual-layer topology network structure is established; an optimal aggregation node laying location is selected by adopting a fitness function and a grid method; a mobile Sink plans the shortest mobile path and mobiles to transverse all aggregation nodes; a shore-based monitoring center sends a remote control command to the mobile Sink in a multi-hop way through the aggregation node upper network; the mobile Sink changes the mobile path in real time according to the control command. The collection and transmission of the network monitoring data are realized through a multi-mode communication way of the underwater sound and laser communicationand the mobility of the mobile Sink, thereby effectively improving the bottleneck problem that the underwater communication rate and the distance are in conflict.

A machine for packaging multiple containers wherein a flexible carrier stock is fed across a jaw drum. A plurality of containers are also moved through the machine whereby the carrier is subsequently positioned over the plurality of containers so that flexible carrier stock engages with one of the containers to form a package. The machine is adjustable to accommodate a range of container heights and sizes, carrier configurations and / or package sizes. In addition, movement of the various components of the machine is coordinated using a drive system and a controller.

The invention discloses a vehicle load dynamic weighing method for an orthotropic bridge deck steel box girder bridge, which relates to the field of bridge health monitoring. The method comprises the following steps of: mounting a fiber grating strain sensor at the bottom of a U-shaped rib of an internal top plate of an orthotropic bridge deck steel box girder; measuring longitudinal bridge strain of the U-shaped rib when a vehicle passes through the position of the sensor; converting the strain into an optical signal by the sensor; demodulating the optical signal by using a fiber grating demodulator; carrying out cross-correlation analysis on actually measured strains of measuring points on the same U-shaped rib in the steel box girder at different sections so as to determine vehicle speed of the vehicle; analyzing actually measured strain area vectors of measuring points on different U-shaped ribs in the steel box girder at the same section; and carrying out angle Cosine distance analysis by using a strain effect linear area vector of the U-shaped rib of the steel box girder so as to figure out transverse acting position and weight of each vehicle on a running lane. The vehicle load dynamic weighing method for the orthotropic bridge deck steel box girder bridge, disclosed by the invention, has the advantages of convenience for mounting, low manufacturing price, no need of interrupting transportation, no excavation or damage of the road surface and capability of achieving nondestructive and automatic dynamic weighing of the bridge vehicle load.

A multifunctional striding type mower comprises a mower frame, a steering system, a braking system, a front suspension frame used for supporting front wheels, a rear axle used for supporting rear wheels and a seat supporting frame mounted on the mower frame, wherein the steering system and the braking system are mounted on the mower frame. A generator set is arranged on the mower frame below the seat supporting frame and electrically connected with a generator control panel. A mode changeover switch and a power output interface are arranged on the generator control panel. A travel driving motor is mounted on the rear axle used for supporting the rear wheels. An electric mowing cutter disc is arranged below the mower frame, is connected with a cutter disc lifting system which is arranged on the mower frame, and is hung below the mower frame. A mowing driving motor is mounted on the electric mowing cutter disc. A travel driving motor controller, a mowing driving motor controller and the generator set are all controlled by an electrical control system. The multifunctional striding type mower integrates multiple functions including power generation, mowing, carrying and traveling, and is low in cost.

The invention relates to an elevator maintaining and supervising method and system. The elevator maintaining and supervising method comprises the steps that elevator fault information sent by elevator monitoring equipment is received and carries the geographic position of a fault elevator; a maintenance task work order is generated according to the elevator fault information; the current geographic positions of maintenance personnel mobile terminals are obtained, the maintenance personnel mobile terminal closest to the geographic position of the fault elevator is searched according to the geographic position of the fault elevator, and the maintenance task work order is distributed to the maintenance personnel mobile terminal; when elevator maintenance completing information fed back by the maintenance personnel mobile terminal is received, maintenance data are obtained from elevator monitoring equipment, and whether the maintenance personnel finishes the set elevator maintenance procedure or not is determined according to the maintenance data. According to the elevator maintaining and supervising method and system, through overhauling maintenance data, the whole elevator maintenance process can be supervised and managed, the maintenance work quality is effectively improved, and the whole maintenance process is effectively supervised.

The invention belongs to the technical field of braking devices of coal mine auxiliary conveying machinery, in particular to a double-tube fully-hydraulic braking device with closed wet-type multi-disc brakes for a coal mine explosion-proof vehicle. The invention aims to provide an explosion-proof, antipollution, stable, reliable and sensitive brand-new braking system. The braking device comprises a charging valve, wherein an oil feeding opening P of the charging valve is connected with a hydraulic pump, the oil opening A1 and opening A2 of the charging valve are connected with a front brake energy accumulator and a rear brake energy accumulator, and the oil opening SW is communicated with a parking braking oil pipe; the front and rear braking energy accumulators are connected with serial pedal braking valves respectively; the serial pedal braking valves are connected with a front service brake and a rear service brake respectively; parking braking energy accumulators are connected with parking braking valves; and parking braking valves are connected with parking brakes. The braking device meets the conditions for use in a special underground environment, can improve the braking efficiency and working efficiency and safety of the underground explosion-proof vehicle, reduce labor intensity, reduce casualty and accident rates and make underground conveying safer.

The embodiment of the invention discloses an optical fiber connector plug, an optical fiber adapter assembly and an optical fiber connector, belonging to the field of communication technology, solving technical problems of uneasy installation, maintenance and management the communication device in existing technology. The optical fiber connector plug is provided with an electronic tag, and the electronic tag records the identity information of the optical fiber connector plug. The adapter assembly of the optical fiber, includes a fiber optic adapter, and an electrical connector; both ends of the optical fiber adapter has a jack; and the electrical connector is arranged on the jack wall of each jack, and is used for receiving identity information recorded in the electronic tag of the fiber optic connector plug. The optical fiber connector, comprises the optical fiber connector plug and the optical fiber adapter assembly. The present invention is applied to the communication device.